Brandon Blackstock Getty Images Share on Facebook Share on X Share to Flipboard Send an Email Show additional share options Share on LinkedIn Share on Pinterest Share on Reddit Share on Tumblr Share on Whats App Print the Article Post a Comment Talent manager and Kelly Clarkson's ex-husband Brandon Blackstock has died after a battle with cancer. He was 48. "It is with great sadness that we share the news that Brandon Blackstock has passed away," Blackstock's management company Starstruck, founded by his father, Narvel, said in a statement posted to its Instagram account.